Recommended models: Shuangfeiyan 7600N, Shuangfeiyan 9500F
 
Shuangfeiyan is one of the oldest peripheral brands in China, known for its high cost performance and durability. For the post-80s and 90s, this brand is no stranger, and its scroll mouse once dominated the entire Internet café market in the country and won the preferred brand award in the Internet café industry. Shuangfeiyan has a high reputation and a good reputation, which is undoubtedly one of the best choices for people who pursue economic and practicality.
 
Shuangfeiyan officially claims that its original synchronous wireless technology can achieve "zero delay" of wireless mouse, and the transmission distance can reach 15m, which is greater than 10m of other brands, but for keyboard and mouse products, such a long transmission distance actually does not have much practical value. Compared with the traditional wired keyboard,Shuangfeiyan's wireless keyboard competitiveness is slightly insufficient,Although in terms of connection stability、Endurance is comparable to Rapoo、Lenovo's level,But the appearance design is a bit dull,There are fewer styles。
 
Most of the wireless keyboards of the Double Feiyan are sold in keyboard and mouse sets, and the full-size keyboards are mostly positioned as entry-level. For example, Shuangfeiyan 9500F keyboard and mouse set, its keyboard is a full-size design, using a scissor foot structure and chocolate keycaps, soft touch, low noise and quiet, the price is 179 yuan.
 
And 7600N is a compact keyboard, small size, the size is similar to LogitechK480, but the top of LogitechK480 is an integrated stand, and 7600N is7Metallic multimedia shortcuts,These shortcuts are mainly convenient for quick control when surfing the Internet,For example, refresh web pages、Search and so on。 It can be seen that the positioning of these two products is different, Logitech K480 is more suitable for use with tablets, mobile phones and other devices with Bluetooth function, and 7600N is suitable for use with desktops, and its price is 139 yuan.